GB201907754D0 - Wastegate with reduced leakage current - Google Patents

Wastegate with reduced leakage current

Info

Publication number
GB201907754D0
GB201907754D0 GBGB1907754.4A GB201907754A GB201907754D0 GB 201907754 D0 GB201907754 D0 GB 201907754D0 GB 201907754 A GB201907754 A GB 201907754A GB 201907754 D0 GB201907754 D0 GB 201907754D0
Authority
GB
United Kingdom
Prior art keywords
wastegate
leakage current
reduced leakage
reduced
current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB1907754.4A
Other versions
GB2584436B8 (en
GB2584436B (en
GB2584436A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Caterpillar Energy Solutions GmbH
Original Assignee
Caterpillar Energy Solutions GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Caterpillar Energy Solutions GmbH filed Critical Caterpillar Energy Solutions GmbH
Priority to GB1907754.4A priority Critical patent/GB2584436B8/en
Publication of GB201907754D0 publication Critical patent/GB201907754D0/en
Priority to PCT/EP2020/025251 priority patent/WO2020239267A1/en
Priority to EP20731389.1A priority patent/EP3976951A1/en
Priority to CN202080037728.5A priority patent/CN113874608A/en
Priority to US17/615,443 priority patent/US11773768B2/en
Publication of GB2584436A publication Critical patent/GB2584436A/en
Application granted granted Critical
Publication of GB2584436B publication Critical patent/GB2584436B/en
Publication of GB2584436B8 publication Critical patent/GB2584436B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F02B37/12—Control of the pumps
    • F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
    • F02B37/183—Arrangements of bypass valves or actuators therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/105—Final actuators by passing part of the fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
    • F02C6/10—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant
    • F02C6/12—Turbochargers, i.e. plants for augmenting mechanical power output of internal-combustion piston engines by increase of charge pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/1075—Materials, e.g. composites
    • F02D9/1085—Non-organic materials, e.g. metals, alloys, ceramics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/222—Shaping of the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
    • F16K1/226—Shaping or arrangements of the sealing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K25/00—Details relating to contact between valve members and seats
    • F16K25/005—Particular materials for seats or closure elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0218—Butterfly valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/40—Application in turbochargers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/60—Fluid transfer
    • F05D2260/606—Bypassing the fluid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Supercharger (AREA)
  • Lift Valve (AREA)
GB1907754.4A 2019-05-31 2019-05-31 Wastegate with reduced leakage current Active GB2584436B8 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1907754.4A GB2584436B8 (en) 2019-05-31 2019-05-31 Wastegate with reduced leakage current
US17/615,443 US11773768B2 (en) 2019-05-31 2020-05-28 Wastegate with reduced leakage current
EP20731389.1A EP3976951A1 (en) 2019-05-31 2020-05-28 Wastegate with reduced leakage current
CN202080037728.5A CN113874608A (en) 2019-05-31 2020-05-28 Wastegate with reduced leakage current
PCT/EP2020/025251 WO2020239267A1 (en) 2019-05-31 2020-05-28 Wastegate with reduced leakage current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1907754.4A GB2584436B8 (en) 2019-05-31 2019-05-31 Wastegate with reduced leakage current

Publications (4)

Publication Number Publication Date
GB201907754D0 true GB201907754D0 (en) 2019-07-17
GB2584436A GB2584436A (en) 2020-12-09
GB2584436B GB2584436B (en) 2022-03-02
GB2584436B8 GB2584436B8 (en) 2022-06-29

Family

ID=67385910

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1907754.4A Active GB2584436B8 (en) 2019-05-31 2019-05-31 Wastegate with reduced leakage current

Country Status (5)

Country Link
US (1) US11773768B2 (en)
EP (1) EP3976951A1 (en)
CN (1) CN113874608A (en)
GB (1) GB2584436B8 (en)
WO (1) WO2020239267A1 (en)

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525499A (en) * 1967-04-17 1970-08-25 Dresser Ind Valve seat construction
US3575381A (en) * 1968-08-23 1971-04-20 Dresser Ind Valve seat construction
US3593400A (en) * 1969-08-18 1971-07-20 Dresser Ind Method of forming a butterfly valve
US3897524A (en) * 1974-01-04 1975-07-29 Ford Motor Co Carburetor secondary throttle shaft construction
US3986699A (en) * 1974-07-02 1976-10-19 Posi-Seal International, Inc. Positive shut-off seal
EP0205666A1 (en) 1985-06-12 1986-12-30 Krohne Messtechnik Gmbh & Co. Kg Shut-off and control unit with butterfly valve
JPS6226330A (en) * 1985-07-25 1987-02-04 Suzuki Motor Co Ltd Throttle valve of carburetor
US4870990A (en) * 1988-02-18 1989-10-03 Audi Ag Double-flow butterfly valve part
US5427141A (en) * 1994-09-19 1995-06-27 Fuji Oozx Inc. Pressure fluid control valve device
JP3059093B2 (en) * 1994-12-26 2000-07-04 日本碍子株式会社 Butterfly valve for high temperature fluid
DE19604009C2 (en) * 1995-02-06 2001-08-16 Aisan Ind Throttle valve assembly
JPH08303260A (en) * 1995-05-10 1996-11-19 Fuji Oozx Inc Butterfly valve device for exhaust brake
DE10251293A1 (en) 2002-11-04 2004-05-13 Siemens Ag Valve used as a return valve of a vehicle comprises an aluminum housing with an aluminum valve seat for a flap which rotates on a drive shaft, and a plunger seal
JP2005061375A (en) * 2003-08-20 2005-03-10 Yamaha Motor Co Ltd Exhaust device for multiple cylinder engine, and saddle-riding type vehicle
US7121088B2 (en) * 2004-05-24 2006-10-17 General Motors Corporation Automotive exhaust valve
WO2007124851A1 (en) * 2006-05-02 2007-11-08 Emcon Technologies Germany (Augsburg) Gmbh Device for influencing an exhaust gas flow and method for the production thereof
US7814748B2 (en) * 2006-05-05 2010-10-19 Continental Automotive Canada, Inc. Exhaust bypass valve remote linkage
DE102006039827A1 (en) 2006-08-25 2008-02-28 Mahle International Gmbh Switching device for controlling a gas flow
DE202006020515U1 (en) 2006-12-22 2008-10-16 Gustav Wahler Gmbh U. Co. Kg Device for controlling the flow of a gaseous or liquid medium
EP2321508B1 (en) * 2008-07-10 2018-09-05 Actuant Corporation Butterfly valve for turbocharger systems
CA2730125C (en) * 2008-07-10 2017-10-03 Actuant Corporation Exhaust gas recirculation butterfly valve
FR2940392B1 (en) * 2008-12-18 2016-07-29 Valeo Systemes De Controle Moteur CHANNEL CLOSURE COMPONENT OF AN INTERNAL COMBUSTION THERMAL MOTOR
US8534994B2 (en) 2010-12-13 2013-09-17 Honeywell International Inc. Turbocharger with divided turbine housing and annular rotary bypass valve for the turbine
DE102011000101B4 (en) 2011-01-12 2017-05-04 Küster Holding GmbH Actuator for actuating a valve arranged in the region of a heat-conducting component, such as a hot gas line
DE102012000628A1 (en) * 2012-01-14 2013-08-01 Volkswagen Aktiengesellschaft Regulating unit for internal combustion engine of motor car, has adjusting portion and seat made of materials with different coefficients of thermal expansion, so that dimension of gaps are adjusted in different temperature ranges
JP6643225B2 (en) * 2013-06-11 2020-02-12 ゼネラル・エレクトリック・カンパニイ Clearance control ring assembly
DE102014222240A1 (en) 2014-10-30 2016-05-04 Continental Automotive Gmbh Valve device for a motor vehicle
CN205001603U (en) * 2015-09-02 2016-01-27 上海中沪阀门（集团）有限公司 High temperature flow control butterfly valve
DE102015222843A1 (en) 2015-11-19 2017-05-24 Röchling Automotive SE & Co. KG flap device
US10012138B2 (en) * 2015-12-10 2018-07-03 Honeywell International Inc. Exhaust bypass valve of multi-stage turbocharger
JP6852595B2 (en) * 2017-06-28 2021-03-31 住友金属鉱山株式会社 Valve device

Also Published As

Publication number Publication date
GB2584436B8 (en) 2022-06-29
GB2584436B (en) 2022-03-02
CN113874608A (en) 2021-12-31
US11773768B2 (en) 2023-10-03
EP3976951A1 (en) 2022-04-06
US20220228524A1 (en) 2022-07-21
GB2584436A (en) 2020-12-09
WO2020239267A1 (en) 2020-12-03

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Legal Events

Date Code Title Description
S117 Correction of errors in patents and applications (sect. 117/patents act 1977)

Free format text: REQUEST FILED; REQUEST FOR CORRECTION UNDER SECTION 117 FILED ON 15 MARCH 2022

S117 Correction of errors in patents and applications (sect. 117/patents act 1977)

Free format text: CORRECTIONS ALLOWED; REQUEST FOR CORRECTION UNDER SECTION 117 FILED ON 15 MARCH 2022 WAS ALLOWED ON 21 JUNE 2022